Dayton Audio MB820-8
Mid Bass
8″ / 209 mm
Nominal diameter
69 Hz
Resonance
0.46
Q factor
93 dB
Sensitivity
± 4 mm
Linear excursion
400 W
Program Power
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- Amazon.com
- $$
- Parts Express
- $$
- Sensitivity (1W, 1m, infinite baffle)
- SPL1W
- 92.6
- dB
- Frequency response
- 100 - 7500
- Hz
- Resonance frequency (free air)
- fS
- 69.0
- Hz
- Mechanical quality factor
- QMS
- 3.83
- Electrical quality factor
- QES
- 0.52
- Total quality factor
- QTS
- 0.46
- Maximum linear excursion
- xmax
- 4.0
- mm
- Air volume displaced at xmax
- VD
- 98
- cm³
- Power handling
- P
- 200
- W
- Program power
- Pmax
- 400
- W
- Nominal impedance
- Z
- 8
- Ω
- DC resistance
- RE
- 5.3
- Ω
- Inductance (1kHz)
- LE
- 1.04
- mH
- VC Diameter
- 51
- mm
- Winding material
- CCA
- Force factor
- Bl
- 9.6
- N/A
- Motor constant
- Bl/√RE
- 4.19
- N/√W
- Weight
- 1.077
- kg
- Material
- Ferrite
- Effective diameter
- 176
- mm
- Effective area
- SD
- 244
- cm²
- Moving mass
- MMS
- 20.9
- g
- Moving mass (without air load)
- MMD
- 18.2
- g
- Material
- Paper
- Stiffness
- KMS
- 3.97
- N/mm
- Compliance
- CMS
- 252
- µm/N
- Equivalent volume to the compliance
- VAS
- 15.8
- L
- Mechanical resistance
- RMS
- 2.37
- N·s/m
- Surround material
- Cloth
- Nominal diameter
- 8
- ″
- 209
- mm
- Overall diameter
- 209
- mm
- Baffle cutout diameter
- 181
- mm
- Overall depth
- 91
- mm
- Volume occupied by the driver (estimated)
- 0.77
- L
- Frame material
- Steel
Available on (affiliate links)
Specifications
Thiele & Small parameters
Large signal parameters
Voice Coil
Magnet
Diaphragm
Suspensions
Dimensions
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Export this driver to a simulation software:
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